1. BS EN ISO 4015. Hexagon head bolts with reduced shank (shank diameter ≈ pitch diameter). Product grade B. (9th July 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (13 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Fasteners. Hexagon head bolts with reduced shank (shank diameter ≈ pitch diameter). Product grade B. (24th August 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (14 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗